3956737 has 2 divisors, whose sum is σ = 3956738. Its totient is φ = 3956736.

The previous prime is 3956681. The next prime is 3956741. The reversal of 3956737 is 7376593.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2238016 + 1718721 = 1496^2 + 1311^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3956737 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3956737.

It is not a weakly prime, because it can be changed into another prime (3951737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1978368 + 1978369.

It is an arithmetic number, because the mean of its divisors is an integer number (1978369).

It is a Proth number, since it is equal to 483 ⋅ 2¹³ + 1 and 483 < 2¹³.

Almost surely, 2^3956737 is an apocalyptic number.

It is an amenable number.

3956737 is a deficient number, since it is larger than the sum of its proper divisors (1).

3956737 is an equidigital number, since it uses as much as digits as its factorization.

3956737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119070, while the sum is 40.

The square root of 3956737 is about 1989.1548456568. The cubic root of 3956737 is about 158.1657316682.

The spelling of 3956737 in words is "three million, nine hundred fifty-six thousand, seven hundred thirty-seven".